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Answers without the blur. Sign up and see all textbooks for free! # Chapter 9: Polar Coordinates, Vectors

Expert-verified Pages: 559 - 633 ### Precalculus Enhanced with Graphing Utilities

Book edition 6th
Author(s) Sullivan
Pages 1200 pages
ISBN 9780321795465 ## 634 Questions for Chapter 9: Polar Coordinates, Vectors

1. Plot each point given in polar coordinates.

Found on Page 631
2. In a triangle with sides a, b, c and angles A, B, C, the Law of Cosines states that ____.

Found on Page 611
3. Find the real solutions, if any, of the equationex2-9=1

Found on Page 632
4. A ______ is a quantity that has both magnitude and direction.

Found on Page 603
5. True or False

Found on Page 627
6. The distance dfrom P1=x1,y1to P2=x2,y2 is d = _______ .

Found on Page 621
7. The conjugate of-4-3i is .

Found on Page 591
8. If the rectangular coordinates of a point are 4,-6,the point symmetric to it with respect to the origin is ______.

Found on Page 582
9. Plot the point whose rectangular coordinates are (3,-1).

Found on Page 567
10. In Problems 1–3, plot each point given in polar coordinates, and find its rectangular coordinates:

Found on Page 629

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